From 15c0b25d011f37e7c20aeca9eaf461f78285b8d9 Mon Sep 17 00:00:00 2001 From: Alex Pilon Date: Fri, 22 Feb 2019 18:24:37 -0500 Subject: deps: github.com/hashicorp/terraform@sdk-v0.11-with-go-modules Updated via: go get github.com/hashicorp/terraform@sdk-v0.11-with-go-modules and go mod tidy --- .../zclconf/go-cty/cty/function/stdlib/set.go | 195 +++++++++++++++++++++ 1 file changed, 195 insertions(+) create mode 100644 vendor/github.com/zclconf/go-cty/cty/function/stdlib/set.go (limited to 'vendor/github.com/zclconf/go-cty/cty/function/stdlib/set.go') diff --git a/vendor/github.com/zclconf/go-cty/cty/function/stdlib/set.go b/vendor/github.com/zclconf/go-cty/cty/function/stdlib/set.go new file mode 100644 index 0000000..100078f --- /dev/null +++ b/vendor/github.com/zclconf/go-cty/cty/function/stdlib/set.go @@ -0,0 +1,195 @@ +package stdlib + +import ( + "fmt" + + "github.com/zclconf/go-cty/cty/convert" + + "github.com/zclconf/go-cty/cty" + "github.com/zclconf/go-cty/cty/function" +) + +var SetHasElementFunc = function.New(&function.Spec{ + Params: []function.Parameter{ + { + Name: "set", + Type: cty.Set(cty.DynamicPseudoType), + AllowDynamicType: true, + }, + { + Name: "elem", + Type: cty.DynamicPseudoType, + AllowDynamicType: true, + }, + }, + Type: function.StaticReturnType(cty.Bool), + Impl: func(args []cty.Value, retType cty.Type) (ret cty.Value, err error) { + return args[0].HasElement(args[1]), nil + }, +}) + +var SetUnionFunc = function.New(&function.Spec{ + Params: []function.Parameter{ + { + Name: "first_set", + Type: cty.Set(cty.DynamicPseudoType), + AllowDynamicType: true, + }, + }, + VarParam: &function.Parameter{ + Name: "other_sets", + Type: cty.Set(cty.DynamicPseudoType), + AllowDynamicType: true, + }, + Type: setOperationReturnType, + Impl: setOperationImpl(func(s1, s2 cty.ValueSet) cty.ValueSet { + return s1.Union(s2) + }), +}) + +var SetIntersectionFunc = function.New(&function.Spec{ + Params: []function.Parameter{ + { + Name: "first_set", + Type: cty.Set(cty.DynamicPseudoType), + AllowDynamicType: true, + }, + }, + VarParam: &function.Parameter{ + Name: "other_sets", + Type: cty.Set(cty.DynamicPseudoType), + AllowDynamicType: true, + }, + Type: setOperationReturnType, + Impl: setOperationImpl(func(s1, s2 cty.ValueSet) cty.ValueSet { + return s1.Intersection(s2) + }), +}) + +var SetSubtractFunc = function.New(&function.Spec{ + Params: []function.Parameter{ + { + Name: "a", + Type: cty.Set(cty.DynamicPseudoType), + AllowDynamicType: true, + }, + { + Name: "b", + Type: cty.Set(cty.DynamicPseudoType), + AllowDynamicType: true, + }, + }, + Type: setOperationReturnType, + Impl: setOperationImpl(func(s1, s2 cty.ValueSet) cty.ValueSet { + return s1.Subtract(s2) + }), +}) + +var SetSymmetricDifferenceFunc = function.New(&function.Spec{ + Params: []function.Parameter{ + { + Name: "first_set", + Type: cty.Set(cty.DynamicPseudoType), + AllowDynamicType: true, + }, + }, + VarParam: &function.Parameter{ + Name: "other_sets", + Type: cty.Set(cty.DynamicPseudoType), + AllowDynamicType: true, + }, + Type: setOperationReturnType, + Impl: setOperationImpl(func(s1, s2 cty.ValueSet) cty.ValueSet { + return s1.Subtract(s2) + }), +}) + +// SetHasElement determines whether the given set contains the given value as an +// element. +func SetHasElement(set cty.Value, elem cty.Value) (cty.Value, error) { + return SetHasElementFunc.Call([]cty.Value{set, elem}) +} + +// SetUnion returns a new set containing all of the elements from the given +// sets, which must have element types that can all be converted to some +// common type using the standard type unification rules. If conversion +// is not possible, an error is returned. +// +// The union operation is performed after type conversion, which may result +// in some previously-distinct values being conflated. +// +// At least one set must be provided. +func SetUnion(sets ...cty.Value) (cty.Value, error) { + return SetUnionFunc.Call(sets) +} + +// Intersection returns a new set containing the elements that exist +// in all of the given sets, which must have element types that can all be +// converted to some common type using the standard type unification rules. +// If conversion is not possible, an error is returned. +// +// The intersection operation is performed after type conversion, which may +// result in some previously-distinct values being conflated. +// +// At least one set must be provided. +func SetIntersection(sets ...cty.Value) (cty.Value, error) { + return SetIntersectionFunc.Call(sets) +} + +// SetSubtract returns a new set containing the elements from the +// first set that are not present in the second set. The sets must have +// element types that can both be converted to some common type using the +// standard type unification rules. If conversion is not possible, an error +// is returned. +// +// The subtract operation is performed after type conversion, which may +// result in some previously-distinct values being conflated. +func SetSubtract(a, b cty.Value) (cty.Value, error) { + return SetSubtractFunc.Call([]cty.Value{a, b}) +} + +// SetSymmetricDifference returns a new set containing elements that appear +// in any of the given sets but not multiple. The sets must have +// element types that can all be converted to some common type using the +// standard type unification rules. If conversion is not possible, an error +// is returned. +// +// The difference operation is performed after type conversion, which may +// result in some previously-distinct values being conflated. +func SetSymmetricDifference(sets ...cty.Value) (cty.Value, error) { + return SetSymmetricDifferenceFunc.Call(sets) +} + +func setOperationReturnType(args []cty.Value) (ret cty.Type, err error) { + var etys []cty.Type + for _, arg := range args { + etys = append(etys, arg.Type().ElementType()) + } + newEty, _ := convert.UnifyUnsafe(etys) + if newEty == cty.NilType { + return cty.NilType, fmt.Errorf("given sets must all have compatible element types") + } + return cty.Set(newEty), nil +} + +func setOperationImpl(f func(s1, s2 cty.ValueSet) cty.ValueSet) function.ImplFunc { + return func(args []cty.Value, retType cty.Type) (ret cty.Value, err error) { + first := args[0] + first, err = convert.Convert(first, retType) + if err != nil { + return cty.NilVal, function.NewArgError(0, err) + } + + set := first.AsValueSet() + for i, arg := range args[1:] { + arg, err := convert.Convert(arg, retType) + if err != nil { + return cty.NilVal, function.NewArgError(i+1, err) + } + + argSet := arg.AsValueSet() + set = f(set, argSet) + } + return cty.SetValFromValueSet(set), nil + } +} -- cgit v1.2.3